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　　Do you know March 14^th is International Police Day．The traffic police is just one group．No matter if it is in summer o　　1　　 in winter, a holiday or a w　　2　　 , we can see policemen w　　3　　 the traffic at the crossroads on the main roads．

　　There are over1.9 million policemen in our country．It is a day for us to s　　4　　 our respect for police, the people who keep m　　5　　 of families safe．Other police have different duties．Some are firefighters．Some watch out for bad guys and s　　6　　 crimes．Others keep the p　　7　　．Special police d　　8　　 with unexpected events．A good special policeman n　　9　　 a strong body as w　　10　　 as rich knowledge and many skills．He has to learn laws, science, shooting, driving and climbing．

　　To keep people safe, Chinese police put their lives at risk．Since 1990 more than 15, 000 policemen have lost their lives．Another 20, 000 were hurt in doing jobs．

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At different times in a man's life, his food has different effects on his body．Among children food quickly changes to the p　　1　　 to run and play games．Most of a young man's food is spent on g　　2　　 taller．We grow upwards only d　　3　　 the first twenty years or our l　　4　　, not later．Working men get their strong b　　5　　 from their food; and if they work h　　6　　, they do not get fat．Office workers eat well and s　　7　　 down a lot, and they may begin to grow fat w　　8　　 they are still quite young．Many older people try to work much and walk often．Perhaps the most d　　9　　 time is when a man reaches sixty years and b　　10　　 restful, without much work or interests．This is when food changes quickly to fat．

1．________　2．________　3．________　4．________　5．________

6．________　7．________　8．________　9．________　10．________

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　　Do you want to live a happier, less stressful life? Try l　　1　　 for no reason at all．That's how thousands of people start their day at Laughter Clubs around the world-and many doctors now think that having a good laugh might be one of the best ways to k　　2　　 healthy．The first Laughter Club was s　　3　　 in Mumbai, India, in 1995 by Dr Madan Kataria．There are now o　　4　　 500 Laughter Clubs in India and more than 1, 300 worldwide．Many doctors are also i　　5　　 in the effects of laughter on our health．

　　According to a 5-year study in the body, laughter improves our health against illness by about 40％．So, w　　6　　 happens at a Laughter Club? I went along to my nearest club to find out．I was quite n　　7　　 at the beginning of the class, to be honest, I was worried about looking foolish．Our laughter teacher told us to clap our hands and say "ho ho ho, ha ha ha, " while looking at each other．However, our bodies can't tell the difference between fake laughter and real laughter．S　　8　　 they still produce the same healthy effects．

　　Surprisingly, it works! After ten minutes, e　　9　　 in the room was laughing for real-and some people just couldn't stop! At the end of the class I was surprised by how relaxed and comfortable I felt．So if you're u　　10　　 stress, then start laughing．You might be very pleased with the results!